microphotograph meaning in Information Science terminology / glossary / dictionary is:
A photograph of objects shown at so great a reduction in size as to require a magnifying device for viewing. Microphotography was invented in 1839 by John Benjamin Dancer (1812-1887), a manufacturer of optical and scientific equipment in Manchester, England, who used the “wet plate” collodion process to produce a microimage on collodion film for viewing through a microscope. The category includes microfiche and microfilm. The opposite of macrophotograph. Compare with photomicrograph. See also: Stanhope.